[FIR] Add hasConstantInitializer field in FirField class

This field is required to be able to analyze Java fields
without triggering lazy const evaluation.

#KT-59894
#KT-61920

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/ImplementationConfigurator.kt

@@ -314,6 +314,10 @@ object ImplementationConfigurator : AbstractFirTreeImplementationConfigurator()
                 value = "!isVar"
                 withGetter = true
             }
+            default("hasConstantInitializer") {
+                value = "status.isConst"
+                withGetter = true
+            }
             publicImplementation()
 
             defaultNull("receiverParameter", "delegate", "getter", "setter", withGetter = true)

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/NodeConfigurator.kt

@@ -468,6 +468,7 @@ object NodeConfigurator : AbstractFieldConfigurator<FirTreeBuilder>(FirTreeBuild
 
         field.configure {
             +symbol("FirFieldSymbol")
+            generateBooleanFields("hasConstantInitializer")
         }
 
         anonymousInitializer.configure {